Finding the Fourth Proportional to 51,496.89, 71,066.76 and 29,140.89

Step by Step Solution

1. Step 1: Write the proportion equation
   51,496.89 : 71,066.76 = 29,140.89 : x
2. Step 2: Convert to fraction form
   51,496.89/71,066.76 = 29,140.89/x
3. Step 3: Cross multiply
   51,496.89x = 71,066.76 × 29,140.89
4. Step 4: Simplify right side
   51,496.89x = 2,070,948,635.82
5. Step 5: Solve for x
   x = 2,070,948,635.82/51,496.89
6. Step 6: Final answer
   x = 40,215.02